condition mean min max Sterile Leaflet 0.9103996666666667 0.387975 1.84803 Fertile Leaflet with Sori 0.723875 0.443703 1.07437 Primary Rachis 0.13872400000000001 0.0 0.261496 Petiole 0.5178593333333333 0.176331 0.952635 Crozier 2.316683333333333 2.06888 2.45674 Rhizome 0.484576 0.246562 0.661116 Root 0.182823 0.0 0.407824